Thursday, October 12, 2017

P179B54 The actuator motor for DIRECT SELECT has a malfunction. Calibration was not performed.

P179B54
The actuator motor for DIRECT SELECT has a malfunction. Calibration was not performed.
Possible cause:
­ A80 (Intelligent servo module for DIRECT SELECT)
Affected functions:
­
Drive position selection
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Test 1: Remedial action if initial startup of control unit A80 (Intelligent servo module for DIRECT SELECT) was not performed
1. Remedial action if initial startup of control unit A80 (Intelligent servo module for DIRECT SELECT) was not performed
Operation number of operation texts and work units or standard texts and flat rates:27­0641POSSIBLE CAUSES
­
­
Initial startup of control unit A80 (Intelligent servo module for DIRECT SELECT) was not performed.
The coding data were not or were not completely transferred to the memory of control unit A80 (Intelligent servo module for
DIRECT SELECT).
REMEDY
­ Perform initial startup.
Continue with button "F2"
Initial startup
The following procedure will guide you through all steps required to perform a complete initial startup of system ISM.Preconditions
­ The new control unit must have already been installed.
You will be guided through the following steps
­ Detach transport protection.
­ Program control unit.
­ Personalizing
­ Activating
­ Perform calibration.
Start process with button F2.
Warning!Warning:­ Connect battery charger.­ Make sure that the diagnostic plug is properly seated in the diagnostic socket.­ The
diagnostic connector must remain plugged in to the vehicle.­ Switch off all electrical consumers.­ If possible, do not perform any
procedures on the vehicle during control unit programming.
Warning!Communication with ECU required.